Probability Calculator

Probability of Two Events: Find out the union, intersection, and other related probabilities of two independent events.

Result

Probability Description Value
Probability of A NOT occurring: P(A') ?
Probability of B NOT occurring: P(B') ?
Probability of A and B both occurring: P(A∩B) ?
Probability that A or B or both occur: P(A∪B) ?
Probability that A or B occurs but NOT both: P(AΔB) ?
Probability of neither A nor B occurring: P((A∪B)') ?
Probability of A occurring but NOT B: P(A∩B') ?
Probability of B occurring but NOT A: P(B∩A') ?